What is a bootloader? MCQ with Answer and Explanation

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What is a bootloader?

A. Software that manages files

B. Software that loads the OS into memory

C. Software that connects to internet

D. Software that compiles code

Answer: Option B

Solution (By JKSSB Mock Tests)

A bootloader is a system program that initializes hardware and loads the operating system into RAM.

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Question #1

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What is the difference between a thread and a process in software?

A. They are the same

B. Process is a program in execution; thread is a smaller unit within a process

C. Process is for CPU; thread is for memory

D. Thread is a program; process is a unit

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Correct Answer: Option B

Explanation:
A process can contain multiple threads sharing resources.

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Question #2

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Which system component manages virtual memory, allowing a computer to use secondary storage space to supplement limited physical RAM?

A. File Compressor Module

B. Device Bus Driver

C. Virtual Memory Manager (part of the OS Kernel)

D. Disk Cleanup Utility

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Correct Answer: Option C

Explanation:
The virtual memory manager maps physical RAM addresses to temporary swap files or paging files on a hard drive or SSD to handle large workloads.

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Question #3

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Which of the following is a type of system software that manages disk drives?

A. Control Panel

B. Registry Editor

C. Task Manager

D. Disk Management

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Correct Answer: Option D

Explanation:
Disk Management handles partitioning and formatting of drives.

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